Home / 30,910.11-46,373.81-10,148.19

Finding the Fourth Proportional to 30,910.11, 46,373.81 and 10,148.19

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Solution

The fourth proportional to 30,910.11, 46,373.81 and 10,148.19 is: 15,225.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,910.11 : 46,373.81 = 10,148.19 : x
  2. Step 2: Convert to fraction form
    30,910.11/46,373.81 = 10,148.19/x
  3. Step 3: Cross multiply
    30,910.11x = 46,373.81 × 10,148.19
  4. Step 4: Simplify right side
    30,910.11x = 470,610,234.90
  5. Step 5: Solve for x
    x = 470,610,234.90/30,910.11
  6. Step 6: Final answer
    x = 15,225.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.